Funny Joke ‣ Waitress And Math

 

 They resume their conversation until a few minutes later when the waitress brings their food.

The professor says to the waitress, “Say, do you mind if I ask you something?”

“Not at all”

“Can you tell me what the integral of x squared dx is?”

The waitress pauses, then says, “One third x cubed.”

As she walks away, she stops, turns, and adds, “Plus a constant!”